Question: Who were the members of the Lewis and Clark Expedition?
Paraphrase: Who was involved in the Lewis and Clark expedition?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P1344 wd:Q505802 . ?sbj wdt:P31 wd:Q5 } 
Answer: Meriwether Lewis, William Clark, John Colter, York